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End-to-End Anastomosis with Omega Suture Versus End to Anterior Rectal Wall in Colorectal Anastomosis in sigmoid and upper rectal cancer, a prospective competitive study. VER [Internet]. 2024 Dec. 16 [cited 2026 Apr. 8];7(2):171-9. Available from: https://verjournal.com/index.php/ver/article/view/1517